Timer



FIG. 1 is an isometric view of the timer;

FIG. 2 is a front side view;

FIG. 3 is a back side view;

FIG. 4 is a left side view;

FIG. 5 is a right side view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

The ornamental design for a timer, as shown and described.